MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Translocation, Robertsonian
A relatively very common and medically significant type of chromosome rearrangement that is formed by fusion of the whole long arms of two acrocentric chromosomes (chromosomes with the centromere near the very end). One in about 900 babies…
Read the definitionRandom terms
Show more- Arcuate neuron A neuron in the arcuate nucleus of the brain. See: Arcuate nucleus
- Arrectores pilorum Tiny muscles that act as the hair erector muscles. The arrectores pilorum play a key role in goose bumps, a…
- Chart, Snellen's The familiar eye chart used to measure how well you see at various distances. Snellen's chart is imprinted…
- Mucopolysaccharidosis type IVA Morquio syndrome due to deficiency of the enzyme N-acetylgalactosamine-6-sulfate sulfatase. See also…
- Shoulder blade The familiar flat triangular bone at the back of the shoulder. Known familiarly as the wingbone or…
- Phalangeal Pertaining to a phalanx (a bone in the finger or toe)
- Artemisinin An antimalarial agent extracted from the dry leaves of the Chinese herb Artemsisia annua (qinghaosu or sweet…
- Frozen shoulder Frozen shoulder: Constant severe limitation of the range of motion of the shoulder due to scarring around the…
- Wax dip A treatment for the symptoms of joint and muscle conditions, such as arthritis, that consists of melted…
- Sinus bradycardia A regular but unusually slow heart beat (60 beats/minute or less at rest). Sinus bradycardia can be the…
- Caesarian section, lower segment A Caesarian section in which the surgical incision is made in the lower segment of the uterus. Abbreviated…
- Alopecia, traumatic Hair loss caused by injury to the scalp. Traumatic alopecia is usually caused by grooming methods that…